<template>
  <div style="border: 1px solid #ccc">
    <Toolbar style="border-bottom: 1px solid #ccc" :editor="editorRef" :defaultConfig="toolbarConfig" :mode="mode" />
    <Editor style="height: 500px; overflow-y: hidden;" v-model="valueHtml" :defaultConfig="editorConfig" :mode="mode"
      @onCreated="handleCreated" />
  </div>
</template>

<script setup >
import '@wangeditor/editor/dist/css/style.css' // 引入 css

import { onBeforeUnmount, ref, shallowRef, onMounted, watch } from 'vue'
import { Editor, Toolbar } from '@wangeditor/editor-for-vue'
const emits = defineEmits(["editCallback"])


// 编辑器实例，必须用 shallowRef
const editorRef = shallowRef()

// 内容 HTML
const valueHtml = ref('<p>hello</p>')
watch(valueHtml, (newV, oldVal) => {
  emits('editCallback', newV)
})
// 模拟 ajax 异步获取内容
onMounted(() => {
  setTimeout(() => {
    valueHtml.value = '<p>模拟 Ajax 异步设置内容</p>'
  }, 1500)
})

const toolbarConfig = {}
const editorConfig = { placeholder: '请输入内容...' }

// 组件销毁时，也及时销毁编辑器
onBeforeUnmount(() => {
  const editor = editorRef.value
  if (editor == null) return
  editor.destroy()
})

const handleCreated = (editor) => {
  editorRef.value = editor // 记录 editor 实例，重要！
}




</script>

<style lang="scss" scoped>
.el-main {
  height: 100%;
}
</style>